A junior Linux administrator is installing patches using YUM. The administrator issues the following command:
yum list installed
The output of the command is as follows:

Given this scenario and the output, which of the following should the administrator do to address this issue?

• A.renice -n 9 -p 5180
• B.killall yum
• C.ps -ef | grep yum
• D.top | grep yum

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An administrator is troubleshooting to determine why backups are failing on a particular server. The administrator runs the ps command and analyzes the following output.

The administrator runs kill -9 10112 yet the process remains.
Which of the following BEST describes the issue and how to fix it?

• A.The backup process is a zombie process, and the system needs to be rebooted.
• B.The backup process is out of memory, and more memory needs to be added to the system.
• C.The backup process is still running and needs to be killed with kill -9 --force 10112.
• D.The backup process is using 100% of system resources and needs to be rescheduled with renice.

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A Linux administrator needs to give user2 full permissions to the /opt/share/test directory. Permission for user1 and group2 must remain the same. The administrator runs the Is-Id /opt/share/test/ command and receives the output below:

Which of the following command is the BEST to perform this task?

• A.Chmod 757 /opt/share/test
• B.Chgrp user2 opt/share/test
• C.Chown user1:user2/opt/share/test
• D.Setfac1-m u:user2;rwx /opt/share/test

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A junior administrator is installing kernel modules. The administrator is given a checklist that outlines the following tasks to be completed:
Display currently installed module version.
Display which modules loaded at startup.
Which of the following commands would be used to accomplish these tasks? (Choose two.)

• A.rmmod
• B.lsmod
• C.cat /etc/issue
• D.depmod
• E.insmod
• F.dmesg

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A systems administrator notices a large number of autoloaded device modules are no longer needed and decides to do a cleanup of them. Which of the following commands will accomplish this task?

• A.rmmod -c
• B.depmod -r
• C.insmod -c
• D.modprobe -r

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